<!-- type any css in following block to get css completion -->
<style>.foo { c }</style>

<!-- JS script block support -->
<script>
let foo: string = 123;
</script>

<!-- TS script block support -->
<script type="text/typescriptreact" lang="tsx">
import React from 'react';
let bar: string = 123;
class Foo {
    bar: number;
    constructor() {
        this.bar = 123;
    }
}

const App = () => {
    return <div>Hello World</div>;
}


</script>

<!-- custom diagnosis: Only one style tag is allowed. -->
<style></style>

<!-- type ">" to trigger auto close --> 
<div></div>
